A STUDY OF THE IMPACT OF INSTRUCTIONAL MATERIALS IN TEACHING AND LEARNING BIOLOGY IN SENOIR SECONDARY SCHOOLS (A CASE STUDY OF ENUGU NORTH LOCAL GOVERNMENT AREA).

Abstract
The study determined the impact of instructional materials in teaching and learning biology among the students in senior secondary schools in Enugu North Local Government Area. These research questions were reviewed and answered. The literature related to this study was reviewed under following topics. There are; uses of instructional materials, importance of instructional material in teaching and learning, the availability of instructional materials, the extent of usage of these materials, the extent of students show interest in biology lessons using instructional materials and review of empirical study. The research design is survey. The population of the study was 2,700 senior students. The sample was 252 senior students. The instrument used was questionnaire. The instrument was validated by 2 expects in the school of Science Education. The reliability of the instrument was obtained using test re-test method. Data were collected using the instrument. Data was analyzed using mean and percentage. The result showed that selected schools are not enough to guide and direct learning experiences. The available once in the schools are not frequently used. The extent of usage of these instructional materials are very poor. Finally the extent of students interest in biology lesson using instructional materials was very high in some secondary schools.         
TABLE OF CONTENTS Title page     Certification page    Approval page   Dedication   Acknowledgement   Table of contents Abstract    CHAPTER ONE:  INTRODUCTION Background of the study   Statements of the problem  Purpose of the study  Significance of the study Scope of the study  Research Questions  
CHAPTER TWO: LITERATURE REVIEW. Meaning of instructional Materials    Classification/Types of instructional Materials    Uses of instructional materials.   Importance of instructional materials in teaching and leaning.   The availability of instructional materials.   The extent of usage of these materials.   The extent students show interest in biology lessons using instructional materials.    Review of empirical studies.     Summary of related literature.    
CHAPTER THREE:  RESEARCH METHODOLOGY. Design of the study.      Area of the study      Population of the study     Sample and sampling technique      Instrument for data collection      Validation of the instrument      Reliability of the instrument.      Method of data collection     Method of data analysis.    
CHAPTER FOUR:  RESULT PRESENTATION.      Method of data analysis.     
CHAPTER FIVE:  DISCUSSION OF FINDINGS.     Summary of the principal findings Conclusions of findings.      Recommendation      Suggestions for further study      References.      Appendix I: Letter of Introduction.       Appendix II: Questionnaire.